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Unified Diff: third_party/WebKit/LayoutTests/fast/canvas/canvas-createImageBitmap-drawImage-flipY.html

Issue 1609763002: Implement ImageBitmap options premultiplyAlpha (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: apply comments Created 4 years, 10 months ago
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Index: third_party/WebKit/LayoutTests/fast/canvas/canvas-createImageBitmap-drawImage-flipY.html
diff --git a/third_party/WebKit/LayoutTests/fast/canvas/canvas-createImageBitmap-drawImage-flipY.html b/third_party/WebKit/LayoutTests/fast/canvas/canvas-createImageBitmap-drawImage-flipY.html
deleted file mode 100644
index de9d21c32223cb41cbe8c255e08034f2be62936c..0000000000000000000000000000000000000000
--- a/third_party/WebKit/LayoutTests/fast/canvas/canvas-createImageBitmap-drawImage-flipY.html
+++ /dev/null
@@ -1,553 +0,0 @@
-<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
-<html>
-<head>
-<script src="../../resources/js-test.js"></script>
-</head>
-<body>
-<script>
-
-description("Ensure correct behavior of drawImage with ImageBitmaps along with flipY option.");
-window.jsTestIsAsync = true;
-
-function jsWrapperClass(node)
-{
- // returns the ClassName of node
- if (!node)
- return "[null]";
- var string = Object.prototype.toString.apply(node);
-
- // string will be of the form [object ClassName]
- return string.substr(8, string.length - 9);
-}
-
-function shouldBeType(expression, className)
-{
- shouldBe("jsWrapperClass(" + expression + ")", "'" + className + "'");
-}
-
-function shouldNotBeCalled() {
- testFailed("createImageBitmap promise rejected.");
- finishJSTest();
-}
-
-function shouldBeRed(x, y) {
- d = ctx.getImageData(x, y, 1, 1).data;
- if (d[0] == 255 && d[1] == 0 && d[2] == 0 && d[3] == 255) {
- testPassed("This pixel is red.");
- return;
- }
- testFailed("This pixel is expected to be red, but it is actually " + d);
-}
-
-function shouldBeGreen(x, y) {
- d = ctx.getImageData(x, y, 1, 1).data;
- if (d[0] == 0 && d[1] == 255 && d[2] == 0 && d[3] == 255) {
- testPassed("This pixel is green.");
- return;
- }
- testFailed("This pixel is expected to be green, but it is actually " + d);
-}
-
-function shouldBeBlue(x, y) {
- d = ctx.getImageData(x, y, 1, 1).data;
- if (d[0] == 0 && d[1] == 0 && d[2] == 255 && d[3] == 255) {
- testPassed("This pixel is blue.");
- return;
- }
- testFailed("This pixel is expected to be blue, but it is actually " + d);
-}
-
-function shouldBeBlack(x, y) {
- d = ctx.getImageData(x, y, 1, 1).data;
- if (d[0] == 0 && d[1] == 0 && d[2] == 0 && d[3] == 255) {
- testPassed("This pixel is black.");
- return;
- }
- testFailed("This pixel is expected to be black, but it is actually " + d);
-}
-
-function shouldBeClear(x, y) {
- // should be transparent black pixels
- d = ctx.getImageData(x, y, 1, 1).data;
- if (d[0] == 0 && d[1] == 0 && d[2] == 0 && d[3] == 0) {
- testPassed("This pixel is transparent black.");
- return;
- }
- testFailed("This pixel is expected to be transparent black, but it is actually " + d);
-}
-
-function drawPattern(ctx) {
- // Draw a four-color pattern
- ctx.beginPath();
- ctx.fillStyle = "rgb(255, 0, 0)";
- ctx.fillRect(0, 0, 10, 10);
- ctx.fillStyle = "rgb(0, 255, 0)";
- ctx.fillRect(10, 0, 10, 10);
- ctx.fillStyle = "rgb(0, 0, 255)";
- ctx.fillRect(0, 10, 10, 10);
- ctx.fillStyle = "rgb(0, 0, 0)";
- ctx.fillRect(10, 10, 10, 10);
-}
-
-function clearContext(context) {
- context.clearRect(0, 0, 50, 50);
-}
-
-var bitmap;
-var image;
-var testBitmap; // this is an ImageBitmap that is uncropped. We use this to test createImageBitmap(testBitmap)
-var d; // image.imageData
-var elements;
-var options;
-
-var imageWidth = 20;
-var imageHeight = 20;
-
-// Draw to an auxillary canvas.
-var aCanvas = document.createElement("canvas");
-aCanvas.width = imageWidth;
-aCanvas.height = imageHeight;
-var aCtx = aCanvas.getContext("2d");
-drawPattern(aCtx);
-
-var canvas = document.createElement("canvas");
-canvas.setAttribute("width", "50");
-canvas.setAttribute("height", "50");
-var ctx = canvas.getContext("2d");
-
-image = new Image();
-image.onload = imageLoaded;
-image.src = aCanvas.toDataURL();
-
-var imageLoaded = false;
-var imageBitmapLoaded = false;
-var blobLoaded = false;
-
-function imageLoaded() {
- createImageBitmap(image).then(imageBitmapLoadedCallback, shouldNotBeCalled);
- d = aCtx.getImageData(0, 0, 20, 20);
- imageLoaded = true;
- loaded();
-}
-
-function imageBitmapLoadedCallback(imageBitmap) {
- testBitmap = imageBitmap;
-
- shouldBe("testBitmap.width", "imageWidth");
- shouldBe("testBitmap.height", "imageHeight");
-
- // width and height are readonly
- testBitmap.width = 42;
- testBitmap.height = 42;
- shouldBe("testBitmap.width", "imageWidth");
- shouldBe("testBitmap.height", "imageHeight");
-
- imageBitmapLoaded = true;
- loaded();
-}
-
-var xhr = new XMLHttpRequest();
-xhr.open("GET", 'resources/pattern.png');
-xhr.responseType = 'blob';
-xhr.send();
-xhr.onload = function() {
- blob = xhr.response;
- blobLoaded = true;
- loaded();
-}
-
-function loaded() {
- if (imageLoaded && imageBitmapLoaded && blobLoaded) {
- // check all elements and all options
- elements = [image, aCanvas, d, testBitmap, blob];
- options = ["none", "flipY"];
- // elements = [image, aCanvas, d, testBitmap, blob];
- // wait for callback to finish before each check to ensure synchronous behavior
- nextCheck(0, 0);
- }
-}
-
-function nextCheck(elementIndex, optionIndex) {
- if (elementIndex == elements.length) {
- finishJSTest();
- return;
- }
- var element = elements[elementIndex];
- imageBitmaps = {};
- debug("Checking " + jsWrapperClass(element) + " with imageOrientation: " + options[optionIndex] + ".");
- var p1 = createImageBitmap(element, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.noCrop = image });
- var p2 = createImageBitmap(element, 0, 0, 10, 10, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.crop = image });
- var p3 = createImageBitmap(element, 5, 5, 10, 10, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.cropCenter = image });
- var p4 = createImageBitmap(element, 10, 10, 10, 10, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.cropRight = image });
- var p5 = createImageBitmap(element, -10, -10, 60, 60, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.overCrop = image });
- var p6 = createImageBitmap(element, 10, 10, 50, 50, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.overCropRight = image });
- var p7 = createImageBitmap(element, 10, 10, -10, -10, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.negativeCrop = image });
- var p8 = createImageBitmap(element, -30, -30, 30, 30, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.empty = image });
- var p9 = createImageBitmap(element, 40, 30, 30, 30, {imageOrientation: options[optionIndex]}).then(function (image) { imageBitmaps.emptyTwo = image });
- Promise.all([p1, p2, p3, p4, p5, p6, p7, p8, p9]).then(function() {
- checkNoCrop(imageBitmaps.noCrop, options[optionIndex]);
- checkCrop(imageBitmaps.crop, options[optionIndex]);
- checkCropCenter(imageBitmaps.cropCenter, options[optionIndex]);
- checkCropRight(imageBitmaps.cropRight, options[optionIndex]);
- checkOverCrop(imageBitmaps.overCrop, options[optionIndex]);
- checkOverCropRight(imageBitmaps.overCropRight, options[optionIndex]);
- checkCrop(imageBitmaps.negativeCrop, options[optionIndex]);
- checkEmpty(imageBitmaps.empty, options[optionIndex]);
- checkEmpty(imageBitmaps.emptyTwo, options[optionIndex]);
- if (optionIndex == 3)
- nextCheck(elementIndex + 1, 0);
- else
- nextCheck(elementIndex, optionIndex + 1);
- }, shouldNotBeCalled);
-}
-
-function checkNoCrop(imageBitmap, option) {
- debug("Check no crop.");
- bitmap = imageBitmap;
- shouldBeType("bitmap", "ImageBitmap");
- shouldBe("bitmap.width", "imageWidth");
- shouldBe("bitmap.height", "imageHeight");
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeBlue(9, 9);
- shouldBeBlack(11, 9);
- shouldBeRed(9, 11);
- shouldBeGreen(11, 11);
- shouldBeGreen(19, 19);
- shouldBeClear(1, 21);
- shouldBeClear(21, 1);
- shouldBeClear(21, 21);
- } else {
- shouldBeRed(9, 9);
- shouldBeGreen(11, 9);
- shouldBeBlue(9, 11);
- shouldBeBlack(11, 11);
- shouldBeBlack(19, 19);
- shouldBeClear(1, 21);
- shouldBeClear(21, 1);
- shouldBeClear(21, 21);
- }
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0, 10, 10);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeBlue(4, 4);
- shouldBeBlack(6, 4);
- shouldBeRed(4, 6);
- shouldBeGreen(6, 6);
- shouldBeGreen(9, 9);
- shouldBeClear(1, 11);
- shouldBeClear(11, 1);
- shouldBeClear(11, 11);
- } else {
- shouldBeRed(4, 4);
- shouldBeGreen(6, 4);
- shouldBeBlue(4, 6);
- shouldBeBlack(6, 6);
- shouldBeBlack(9, 9);
- shouldBeClear(1, 11);
- shouldBeClear(11, 1);
- shouldBeClear(11, 11);
- }
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 10, 10, 10, 10);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeBlue(14, 14);
- shouldBeBlack(16, 14);
- shouldBeRed(14, 16);
- shouldBeGreen(16, 16);
- shouldBeGreen(19, 19);
- shouldBeClear(11, 21);
- shouldBeClear(21, 11);
- shouldBeClear(21, 21);
- } else {
- shouldBeRed(14, 14);
- shouldBeGreen(16, 14);
- shouldBeBlue(14, 16);
- shouldBeBlack(16, 16);
- shouldBeBlack(19, 19);
- shouldBeClear(11, 21);
- shouldBeClear(21, 11);
- shouldBeClear(21, 21);
- }
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 10, 10, 10, 10, 10, 10, 10, 10);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeClear(9, 9);
- shouldBeGreen(11, 11);
- shouldBeGreen(19, 19);
- shouldBeClear(1, 21);
- shouldBeClear(21, 1);
- shouldBeClear(21, 21);
- } else {
- shouldBeClear(9, 9);
- shouldBeBlack(11, 11);
- shouldBeBlack(19, 19);
- shouldBeClear(1, 21);
- shouldBeClear(21, 1);
- shouldBeClear(21, 21);
- }
-}
-
-function checkCrop(imageBitmap, option) {
- debug("Check crop.");
- bitmap = imageBitmap;
- shouldBeType("bitmap", "ImageBitmap");
- shouldBe("bitmap.width", "10");
- shouldBe("bitmap.height", "10");
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeRed(1, 1);
- shouldBeRed(9, 9);
- shouldBeClear(12, 12);
- shouldBeClear(1, 12);
- shouldBeClear(12, 1);
- } else {
- shouldBeRed(1, 1);
- shouldBeRed(9, 9);
- shouldBeClear(12, 12);
- shouldBeClear(1, 12);
- shouldBeClear(12, 1);
- }
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0, 20, 20);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeRed(1, 1);
- shouldBeRed(18, 18);
- shouldBeClear(22, 22);
- shouldBeClear(1, 22);
- shouldBeClear(22, 1);
- } else {
- shouldBeRed(1, 1);
- shouldBeRed(18, 18);
- shouldBeClear(22, 22);
- shouldBeClear(1, 22);
- shouldBeClear(22, 1);
- }
-}
-
-function checkCropCenter(imageBitmap, option) {
- debug("Check crop center.");
- bitmap = imageBitmap;
- shouldBeType("bitmap", "ImageBitmap");
- shouldBe("bitmap.width", "10");
- shouldBe("bitmap.height", "10");
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeBlue(4, 4);
- shouldBeBlack(6, 4);
- shouldBeRed(4, 6);
- shouldBeGreen(6, 6);
- shouldBeGreen(9, 9);
- shouldBeClear(11, 11);
- shouldBeClear(1, 11);
- shouldBeClear(11, 1);
- } else {
- shouldBeRed(4, 4);
- shouldBeGreen(6, 4);
- shouldBeBlue(4, 6);
- shouldBeBlack(6, 6);
- shouldBeBlack(9, 9);
- shouldBeClear(11, 11);
- shouldBeClear(1, 11);
- shouldBeClear(11, 1);
- }
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0, 20, 20);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeBlue(8, 8);
- shouldBeBlack(11, 8);
- shouldBeRed(8, 11);
- shouldBeGreen(11, 11);
- shouldBeGreen(18, 18);
- shouldBeClear(22, 22);
- shouldBeClear(1, 21);
- shouldBeClear(21, 1);
- } else {
- shouldBeRed(8, 8);
- shouldBeGreen(11, 8);
- shouldBeBlue(8, 11);
- shouldBeBlack(11, 11);
- shouldBeBlack(18, 18);
- shouldBeClear(22, 22);
- shouldBeClear(1, 21);
- shouldBeClear(21, 1);
- }
-}
-
-function checkCropRight(imageBitmap, option) {
- debug("Check crop right.");
- bitmap = imageBitmap;
- shouldBeType("bitmap", "ImageBitmap");
- shouldBe("bitmap.width", "10");
- shouldBe("bitmap.height", "10");
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeBlack(1, 1);
- shouldBeBlack(9, 9);
- shouldBeClear(11, 11);
- shouldBeClear(1, 11);
- shouldBeClear(11, 1);
- } else {
- shouldBeBlack(1, 1);
- shouldBeBlack(9, 9);
- shouldBeClear(11, 11);
- shouldBeClear(1, 11);
- shouldBeClear(11, 1);
- }
-}
-
-function checkOverCrop(imageBitmap, option) {
- debug("Check over crop.");
- bitmap = imageBitmap;
- shouldBeType("bitmap", "ImageBitmap");
- shouldBe("bitmap.width", "60");
- shouldBe("bitmap.height", "60");
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeClear(1, 59);
- shouldBeClear(9, 51);
- shouldBeBlue(10, 30);
- shouldBeBlue(19, 39);
- shouldBeBlack(20, 30);
- shouldBeBlack(29, 39);
- shouldBeRed(10, 40);
- shouldBeRed(19, 49);
- shouldBeGreen(20, 40);
- shouldBeGreen(29, 49);
- shouldBeClear(31, 59);
- shouldBeClear(1, 29);
- shouldBeClear(30, 30);
- } else {
- shouldBeClear(1, 1);
- shouldBeClear(9, 9);
- shouldBeRed(11, 11);
- shouldBeRed(19, 19);
- shouldBeGreen(21, 19);
- shouldBeBlue(19, 21);
- shouldBeBlack(21, 21);
- shouldBeBlack(29, 29);
- shouldBeClear(32, 1);
- shouldBeClear(1, 32);
- shouldBeClear(32, 32);
- }
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0, 30, 30);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeClear(1, 29);
- shouldBeClear(4, 25);
- shouldBeBlue(5, 15);
- shouldBeBlue(9, 19);
- shouldBeBlack(10, 15);
- shouldBeBlack(14, 19);
- shouldBeRed(5, 21);
- shouldBeRed(9, 24);
- shouldBeGreen(11, 21);
- shouldBeGreen(14, 24);
- shouldBeClear(16, 29);
- shouldBeClear(1, 14);
- shouldBeClear(15, 15);
- } else {
- shouldBeClear(1, 1);
- shouldBeClear(4, 4);
- shouldBeRed(6, 6);
- shouldBeRed(9, 9);
- shouldBeGreen(11, 9);
- shouldBeBlue(9, 11);
- shouldBeBlack(11, 11);
- shouldBeBlack(14, 14);
- shouldBeClear(16, 1);
- shouldBeClear(1, 16);
- shouldBeClear(16, 16);
- }
-}
-
-function checkOverCropRight(imageBitmap, option) {
- debug("Check over crop right.");
- bitmap = imageBitmap;
- shouldBe("bitmap.width", "50");
- shouldBe("bitmap.height", "50");
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeBlack(1, 40);
- shouldBeBlack(9, 49);
- shouldBeClear(10, 49);
- shouldBeClear(1, 39);
- shouldBeClear(10, 40);
- } else {
- shouldBeBlack(1, 1);
- shouldBeBlack(9, 9);
- shouldBeClear(11, 11);
- shouldBeClear(1, 11);
- shouldBeClear(11, 1);
- }
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0, 20, 20);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeBlack(0, 16);
- shouldBeBlack(3, 19);
- shouldBeClear(4, 19);
- shouldBeClear(0, 15);
- shouldBeClear(4, 15);
- } else {
- shouldBeBlack(1, 1);
- shouldBeBlack(3, 3);
- shouldBeClear(5, 5);
- shouldBeClear(1, 5);
- shouldBeClear(5, 1);
- }
-
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 10, 10, 20, 20, 0, 0, 20, 20);
- if (option == "flipY" || option == "bottomLeft") {
- shouldBeClear(1, 1);
- shouldBeClear(3, 3);
- shouldBeClear(5, 5);
- shouldBeClear(1, 5);
- shouldBeClear(5, 1);
- } else {
- shouldBeClear(1, 1);
- shouldBeClear(3, 3);
- shouldBeClear(5, 5);
- shouldBeClear(1, 5);
- shouldBeClear(5, 1);
- }
-}
-
-// For an empty image, the orientation doesn't matter
-function checkEmpty(imageBitmap, option) {
- debug("Check empty.");
- bitmap = imageBitmap;
- shouldBeType("bitmap", "ImageBitmap");
- shouldBe("bitmap.width", "30");
- shouldBe("bitmap.height", "30");
-
- // nothing should be drawn
- clearContext(ctx);
- ctx.drawImage(imageBitmap, 0, 0);
- shouldBeClear(1, 1);
- shouldBeClear(9, 9);
- shouldBeClear(11, 11);
- shouldBeClear(22, 22);
-}
-</script>
-</body>
-</html>
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